A new version of Google’s photo uploading and editing software Picasa (version 2.5 Build 32.91) is now available for download. New and improved features include:

Nested Folder View
Now you can choose how to display folders in Picasa, whether they’re nested or sorted by date.

Save Changes to Disk
Now you can save your edits and have access to them in other programs. An automatic backup lets you revert back to the original anytime.

Improved import
Import files into an existing folder. Importing made faster.

Screensaver
Show starred photos in a collage, or pan and zoom your Web Album photos.

Geotagging
Picasa now works with Google Earth. Tell Picasa where you shot each photo, and view them on a 3-D globe in Google Earth. You can also export KMZ files for sharing online.

Larger thumbnails
Our thumbnails are slightly larger,

New RAW features
More cameras and RAW formats supported

Download Link- http://dl.google.com/picasa/picasa2-setup-3291.exe